.projects {
  position: relative;
  z-index: 2;
  margin-top: 0 !important;
  padding-bottom: var(--space-section-gap);
  background: transparent !important;
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-card-gap);
}

.project-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 219px;
  padding: 44px 30px 30px;
  background-color: #ffffff !important;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 30px rgba(0, 0, 0, 0.10);
}

.project-card__badge {
  position: absolute;
  top: 44px;
  left: 30px;
  display: inline-flex;
  align-items: center;
  height: 29px;
  padding-inline: 10px;
  background-color: var(--color-primary);
  border-radius: var(--radius-card-badge);
  font-size: var(--font-size-card-badge);
  line-height: var(--line-height-card-badge);
  color: var(--color-white);
}

.project-card__title {
  margin-top: 47px;
  font-size: var(--font-size-card-title);
  font-weight: var(--font-weight-card-title);
  line-height: var(--line-height-card-title);
  color: var(--color-text-secondary);
  transition: color var(--transition-card);
}

.project-card__desc {
  margin-top: 8px;
  font-size: var(--font-size-card-desc);
  line-height: var(--line-height-card-desc);
  color: var(--color-text-secondary);
  transition: color var(--transition-card);  /* ✅ 添加过渡 */
}

/* ✅ hover 时标题和描述都变蓝色 */
.project-card:hover .project-card__title,
.project-card:hover .project-card__desc {
  color: var(--color-primary);
}

.project-card__arrow {
  position: absolute;
  right: 30px;
  bottom: 30px;
  width: 24px;
  height: 24px;
  color: var(--color-icon);
  transition: color var(--transition-card);
}

.project-card:hover .project-card__arrow {
  color: var(--color-primary);
}

@media (max-width: 1024px) {
  .projects__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .projects {
    margin-top: 0 !important;
    background: transparent !important;
  }
  .projects__grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-inline: auto;
  }
  .project-card {
    min-height: auto;
  }
}

@media (min-width: 1600px) {
  .projects__grid {
    gap: var(--space-card-gap);
  }
}

/* 手机卡片细节优化补充 */
@media (max-width: 768px) {
  .project-card {
    padding: 32px 20px 24px !important;
  }
  .project-card__badge {
    top: 32px !important;
    left: 20px !important;
    height: 26px !important;
    font-size: 12px !important;
  }
  .project-card__title {
    margin-top: 36px !important;
  }
  .project-card__arrow {
    right: 20px !important;
    bottom: 24px !important;
    width: 20px !important;
    height: 20px !important;
  }
}
@media (max-width: 375px) {
  .project-card {
    padding: 24px 16px 20px !important;
  }
  .project-card__badge {
    top: 24px !important;
    left: 16px !important;
    height: 24px !important;
    padding-inline: 8px !important;
  }
}